DIN EN 60192:2002-03 Low-pressure sodium vapour lamps - Performance specifications (IEC 60192:2001); German version EN 60192:2001 / Note: DIN EN 60192 (1996-01) remains valid alongside this standard until 2004-07-01.
2002DIN EN 60192:2002-03 Low-pressure sodium vapour lamps - Performance specifications (IEC 60192:2001); German version EN 60192:2001 / Note: DIN EN 60192 (1996-01) remains valid alongside this standard until 2004-07-01.
2002DIN EN 60192:2002 Low-pressure sodium vapour lamps - Performance specifications (IEC 60192:2001); German version EN 60192:2001